612 lines
18 KiB
C++
612 lines
18 KiB
C++
//===--- NSAPI.cpp - NSFoundation APIs ------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "clang/AST/NSAPI.h"
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#include "clang/AST/ASTContext.h"
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#include "clang/AST/DeclObjC.h"
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#include "clang/AST/Expr.h"
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#include "llvm/ADT/StringSwitch.h"
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using namespace clang;
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NSAPI::NSAPI(ASTContext &ctx)
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: Ctx(ctx), ClassIds(), BOOLId(nullptr), NSIntegerId(nullptr),
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NSUIntegerId(nullptr), NSASCIIStringEncodingId(nullptr),
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NSUTF8StringEncodingId(nullptr) {}
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IdentifierInfo *NSAPI::getNSClassId(NSClassIdKindKind K) const {
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static const char *ClassName[NumClassIds] = {
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"NSObject",
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"NSString",
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"NSArray",
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"NSMutableArray",
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"NSDictionary",
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"NSMutableDictionary",
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"NSNumber",
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"NSMutableSet",
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"NSMutableOrderedSet",
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"NSValue"
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};
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if (!ClassIds[K])
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return (ClassIds[K] = &Ctx.Idents.get(ClassName[K]));
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return ClassIds[K];
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}
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Selector NSAPI::getNSStringSelector(NSStringMethodKind MK) const {
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if (NSStringSelectors[MK].isNull()) {
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Selector Sel;
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switch (MK) {
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case NSStr_stringWithString:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("stringWithString"));
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break;
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case NSStr_stringWithUTF8String:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("stringWithUTF8String"));
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break;
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case NSStr_initWithUTF8String:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("initWithUTF8String"));
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break;
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case NSStr_stringWithCStringEncoding: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("stringWithCString"),
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&Ctx.Idents.get("encoding")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSStr_stringWithCString:
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Sel= Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("stringWithCString"));
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break;
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case NSStr_initWithString:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("initWithString"));
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break;
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}
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return (NSStringSelectors[MK] = Sel);
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}
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return NSStringSelectors[MK];
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}
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Selector NSAPI::getNSArraySelector(NSArrayMethodKind MK) const {
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if (NSArraySelectors[MK].isNull()) {
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Selector Sel;
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switch (MK) {
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case NSArr_array:
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Sel = Ctx.Selectors.getNullarySelector(&Ctx.Idents.get("array"));
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break;
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case NSArr_arrayWithArray:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("arrayWithArray"));
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break;
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case NSArr_arrayWithObject:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("arrayWithObject"));
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break;
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case NSArr_arrayWithObjects:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("arrayWithObjects"));
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break;
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case NSArr_arrayWithObjectsCount: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("arrayWithObjects"),
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&Ctx.Idents.get("count")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSArr_initWithArray:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("initWithArray"));
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break;
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case NSArr_initWithObjects:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("initWithObjects"));
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break;
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case NSArr_objectAtIndex:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("objectAtIndex"));
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break;
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case NSMutableArr_replaceObjectAtIndex: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("replaceObjectAtIndex"),
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&Ctx.Idents.get("withObject")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSMutableArr_addObject:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("addObject"));
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break;
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case NSMutableArr_insertObjectAtIndex: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("insertObject"),
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&Ctx.Idents.get("atIndex")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSMutableArr_setObjectAtIndexedSubscript: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("setObject"),
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&Ctx.Idents.get("atIndexedSubscript")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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}
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return (NSArraySelectors[MK] = Sel);
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}
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return NSArraySelectors[MK];
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}
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Optional<NSAPI::NSArrayMethodKind> NSAPI::getNSArrayMethodKind(Selector Sel) {
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for (unsigned i = 0; i != NumNSArrayMethods; ++i) {
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NSArrayMethodKind MK = NSArrayMethodKind(i);
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if (Sel == getNSArraySelector(MK))
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return MK;
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}
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return None;
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}
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Selector NSAPI::getNSDictionarySelector(
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NSDictionaryMethodKind MK) const {
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if (NSDictionarySelectors[MK].isNull()) {
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Selector Sel;
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switch (MK) {
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case NSDict_dictionary:
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Sel = Ctx.Selectors.getNullarySelector(&Ctx.Idents.get("dictionary"));
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break;
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case NSDict_dictionaryWithDictionary:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("dictionaryWithDictionary"));
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break;
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case NSDict_dictionaryWithObjectForKey: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("dictionaryWithObject"),
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&Ctx.Idents.get("forKey")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSDict_dictionaryWithObjectsForKeys: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("dictionaryWithObjects"),
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&Ctx.Idents.get("forKeys")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSDict_dictionaryWithObjectsForKeysCount: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("dictionaryWithObjects"),
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&Ctx.Idents.get("forKeys"),
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&Ctx.Idents.get("count")
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};
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Sel = Ctx.Selectors.getSelector(3, KeyIdents);
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break;
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}
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case NSDict_dictionaryWithObjectsAndKeys:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("dictionaryWithObjectsAndKeys"));
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break;
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case NSDict_initWithDictionary:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("initWithDictionary"));
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break;
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case NSDict_initWithObjectsAndKeys:
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Sel = Ctx.Selectors.getUnarySelector(
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&Ctx.Idents.get("initWithObjectsAndKeys"));
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break;
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case NSDict_initWithObjectsForKeys: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("initWithObjects"),
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&Ctx.Idents.get("forKeys")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSDict_objectForKey:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("objectForKey"));
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break;
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case NSMutableDict_setObjectForKey: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("setObject"),
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&Ctx.Idents.get("forKey")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSMutableDict_setObjectForKeyedSubscript: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("setObject"),
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&Ctx.Idents.get("forKeyedSubscript")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSMutableDict_setValueForKey: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("setValue"),
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&Ctx.Idents.get("forKey")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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}
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return (NSDictionarySelectors[MK] = Sel);
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}
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return NSDictionarySelectors[MK];
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}
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Optional<NSAPI::NSDictionaryMethodKind>
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NSAPI::getNSDictionaryMethodKind(Selector Sel) {
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for (unsigned i = 0; i != NumNSDictionaryMethods; ++i) {
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NSDictionaryMethodKind MK = NSDictionaryMethodKind(i);
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if (Sel == getNSDictionarySelector(MK))
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return MK;
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}
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return None;
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}
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Selector NSAPI::getNSSetSelector(NSSetMethodKind MK) const {
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if (NSSetSelectors[MK].isNull()) {
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Selector Sel;
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switch (MK) {
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case NSMutableSet_addObject:
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Sel = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get("addObject"));
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break;
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case NSOrderedSet_insertObjectAtIndex: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("insertObject"),
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&Ctx.Idents.get("atIndex")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSOrderedSet_setObjectAtIndex: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("setObject"),
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&Ctx.Idents.get("atIndex")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSOrderedSet_setObjectAtIndexedSubscript: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("setObject"),
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&Ctx.Idents.get("atIndexedSubscript")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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case NSOrderedSet_replaceObjectAtIndexWithObject: {
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IdentifierInfo *KeyIdents[] = {
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&Ctx.Idents.get("replaceObjectAtIndex"),
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&Ctx.Idents.get("withObject")
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};
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Sel = Ctx.Selectors.getSelector(2, KeyIdents);
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break;
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}
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}
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return (NSSetSelectors[MK] = Sel);
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}
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return NSSetSelectors[MK];
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}
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Optional<NSAPI::NSSetMethodKind>
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NSAPI::getNSSetMethodKind(Selector Sel) {
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for (unsigned i = 0; i != NumNSSetMethods; ++i) {
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NSSetMethodKind MK = NSSetMethodKind(i);
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if (Sel == getNSSetSelector(MK))
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return MK;
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}
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return None;
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}
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Selector NSAPI::getNSNumberLiteralSelector(NSNumberLiteralMethodKind MK,
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bool Instance) const {
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static const char *ClassSelectorName[NumNSNumberLiteralMethods] = {
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"numberWithChar",
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"numberWithUnsignedChar",
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"numberWithShort",
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"numberWithUnsignedShort",
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"numberWithInt",
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"numberWithUnsignedInt",
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"numberWithLong",
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"numberWithUnsignedLong",
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"numberWithLongLong",
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"numberWithUnsignedLongLong",
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"numberWithFloat",
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"numberWithDouble",
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"numberWithBool",
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"numberWithInteger",
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"numberWithUnsignedInteger"
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};
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static const char *InstanceSelectorName[NumNSNumberLiteralMethods] = {
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"initWithChar",
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"initWithUnsignedChar",
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"initWithShort",
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"initWithUnsignedShort",
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"initWithInt",
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"initWithUnsignedInt",
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"initWithLong",
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"initWithUnsignedLong",
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"initWithLongLong",
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"initWithUnsignedLongLong",
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"initWithFloat",
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"initWithDouble",
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"initWithBool",
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"initWithInteger",
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"initWithUnsignedInteger"
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};
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Selector *Sels;
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const char **Names;
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if (Instance) {
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Sels = NSNumberInstanceSelectors;
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Names = InstanceSelectorName;
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} else {
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Sels = NSNumberClassSelectors;
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Names = ClassSelectorName;
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}
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if (Sels[MK].isNull())
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Sels[MK] = Ctx.Selectors.getUnarySelector(&Ctx.Idents.get(Names[MK]));
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return Sels[MK];
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}
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Optional<NSAPI::NSNumberLiteralMethodKind>
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NSAPI::getNSNumberLiteralMethodKind(Selector Sel) const {
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for (unsigned i = 0; i != NumNSNumberLiteralMethods; ++i) {
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NSNumberLiteralMethodKind MK = NSNumberLiteralMethodKind(i);
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if (isNSNumberLiteralSelector(MK, Sel))
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return MK;
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}
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return None;
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}
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Optional<NSAPI::NSNumberLiteralMethodKind>
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NSAPI::getNSNumberFactoryMethodKind(QualType T) const {
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const BuiltinType *BT = T->getAs<BuiltinType>();
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if (!BT)
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return None;
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const TypedefType *TDT = T->getAs<TypedefType>();
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if (TDT) {
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QualType TDTTy = QualType(TDT, 0);
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if (isObjCBOOLType(TDTTy))
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return NSAPI::NSNumberWithBool;
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if (isObjCNSIntegerType(TDTTy))
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return NSAPI::NSNumberWithInteger;
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if (isObjCNSUIntegerType(TDTTy))
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return NSAPI::NSNumberWithUnsignedInteger;
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}
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switch (BT->getKind()) {
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case BuiltinType::Char_S:
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case BuiltinType::SChar:
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return NSAPI::NSNumberWithChar;
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case BuiltinType::Char_U:
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case BuiltinType::UChar:
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return NSAPI::NSNumberWithUnsignedChar;
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case BuiltinType::Short:
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return NSAPI::NSNumberWithShort;
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case BuiltinType::UShort:
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return NSAPI::NSNumberWithUnsignedShort;
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case BuiltinType::Int:
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return NSAPI::NSNumberWithInt;
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case BuiltinType::UInt:
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return NSAPI::NSNumberWithUnsignedInt;
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case BuiltinType::Long:
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return NSAPI::NSNumberWithLong;
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case BuiltinType::ULong:
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return NSAPI::NSNumberWithUnsignedLong;
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case BuiltinType::LongLong:
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return NSAPI::NSNumberWithLongLong;
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case BuiltinType::ULongLong:
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return NSAPI::NSNumberWithUnsignedLongLong;
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case BuiltinType::Float:
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return NSAPI::NSNumberWithFloat;
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case BuiltinType::Double:
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return NSAPI::NSNumberWithDouble;
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case BuiltinType::Bool:
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return NSAPI::NSNumberWithBool;
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case BuiltinType::Void:
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case BuiltinType::WChar_U:
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case BuiltinType::WChar_S:
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case BuiltinType::Char8:
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case BuiltinType::Char16:
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case BuiltinType::Char32:
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case BuiltinType::Int128:
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case BuiltinType::LongDouble:
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case BuiltinType::ShortAccum:
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case BuiltinType::Accum:
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case BuiltinType::LongAccum:
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case BuiltinType::UShortAccum:
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case BuiltinType::UAccum:
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case BuiltinType::ULongAccum:
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case BuiltinType::ShortFract:
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case BuiltinType::Fract:
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case BuiltinType::LongFract:
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case BuiltinType::UShortFract:
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case BuiltinType::UFract:
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case BuiltinType::ULongFract:
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case BuiltinType::SatShortAccum:
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case BuiltinType::SatAccum:
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case BuiltinType::SatLongAccum:
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case BuiltinType::SatUShortAccum:
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case BuiltinType::SatUAccum:
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case BuiltinType::SatULongAccum:
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case BuiltinType::SatShortFract:
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case BuiltinType::SatFract:
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case BuiltinType::SatLongFract:
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case BuiltinType::SatUShortFract:
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case BuiltinType::SatUFract:
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case BuiltinType::SatULongFract:
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case BuiltinType::UInt128:
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case BuiltinType::Float16:
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case BuiltinType::Float128:
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case BuiltinType::NullPtr:
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case BuiltinType::ObjCClass:
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case BuiltinType::ObjCId:
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case BuiltinType::ObjCSel:
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#define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \
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case BuiltinType::Id:
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#include "clang/Basic/OpenCLImageTypes.def"
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#define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \
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case BuiltinType::Id:
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#include "clang/Basic/OpenCLExtensionTypes.def"
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case BuiltinType::OCLSampler:
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case BuiltinType::OCLEvent:
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case BuiltinType::OCLClkEvent:
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case BuiltinType::OCLQueue:
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case BuiltinType::OCLReserveID:
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#define SVE_TYPE(Name, Id, SingletonId) \
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case BuiltinType::Id:
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#include "clang/Basic/AArch64SVEACLETypes.def"
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case BuiltinType::BoundMember:
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case BuiltinType::Dependent:
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case BuiltinType::Overload:
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case BuiltinType::UnknownAny:
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case BuiltinType::ARCUnbridgedCast:
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case BuiltinType::Half:
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case BuiltinType::PseudoObject:
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case BuiltinType::BuiltinFn:
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case BuiltinType::OMPArraySection:
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break;
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}
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return None;
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}
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/// Returns true if \param T is a typedef of "BOOL" in objective-c.
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bool NSAPI::isObjCBOOLType(QualType T) const {
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return isObjCTypedef(T, "BOOL", BOOLId);
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}
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/// Returns true if \param T is a typedef of "NSInteger" in objective-c.
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bool NSAPI::isObjCNSIntegerType(QualType T) const {
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return isObjCTypedef(T, "NSInteger", NSIntegerId);
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}
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/// Returns true if \param T is a typedef of "NSUInteger" in objective-c.
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bool NSAPI::isObjCNSUIntegerType(QualType T) const {
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return isObjCTypedef(T, "NSUInteger", NSUIntegerId);
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}
|
|
|
|
StringRef NSAPI::GetNSIntegralKind(QualType T) const {
|
|
if (!Ctx.getLangOpts().ObjC || T.isNull())
|
|
return StringRef();
|
|
|
|
while (const TypedefType *TDT = T->getAs<TypedefType>()) {
|
|
StringRef NSIntegralResust =
|
|
llvm::StringSwitch<StringRef>(
|
|
TDT->getDecl()->getDeclName().getAsIdentifierInfo()->getName())
|
|
.Case("int8_t", "int8_t")
|
|
.Case("int16_t", "int16_t")
|
|
.Case("int32_t", "int32_t")
|
|
.Case("NSInteger", "NSInteger")
|
|
.Case("int64_t", "int64_t")
|
|
.Case("uint8_t", "uint8_t")
|
|
.Case("uint16_t", "uint16_t")
|
|
.Case("uint32_t", "uint32_t")
|
|
.Case("NSUInteger", "NSUInteger")
|
|
.Case("uint64_t", "uint64_t")
|
|
.Default(StringRef());
|
|
if (!NSIntegralResust.empty())
|
|
return NSIntegralResust;
|
|
T = TDT->desugar();
|
|
}
|
|
return StringRef();
|
|
}
|
|
|
|
bool NSAPI::isMacroDefined(StringRef Id) const {
|
|
// FIXME: Check whether the relevant module macros are visible.
|
|
return Ctx.Idents.get(Id).hasMacroDefinition();
|
|
}
|
|
|
|
bool NSAPI::isSubclassOfNSClass(ObjCInterfaceDecl *InterfaceDecl,
|
|
NSClassIdKindKind NSClassKind) const {
|
|
if (!InterfaceDecl) {
|
|
return false;
|
|
}
|
|
|
|
IdentifierInfo *NSClassID = getNSClassId(NSClassKind);
|
|
|
|
bool IsSubclass = false;
|
|
do {
|
|
IsSubclass = NSClassID == InterfaceDecl->getIdentifier();
|
|
|
|
if (IsSubclass) {
|
|
break;
|
|
}
|
|
} while ((InterfaceDecl = InterfaceDecl->getSuperClass()));
|
|
|
|
return IsSubclass;
|
|
}
|
|
|
|
bool NSAPI::isObjCTypedef(QualType T,
|
|
StringRef name, IdentifierInfo *&II) const {
|
|
if (!Ctx.getLangOpts().ObjC)
|
|
return false;
|
|
if (T.isNull())
|
|
return false;
|
|
|
|
if (!II)
|
|
II = &Ctx.Idents.get(name);
|
|
|
|
while (const TypedefType *TDT = T->getAs<TypedefType>()) {
|
|
if (TDT->getDecl()->getDeclName().getAsIdentifierInfo() == II)
|
|
return true;
|
|
T = TDT->desugar();
|
|
}
|
|
|
|
return false;
|
|
}
|
|
|
|
bool NSAPI::isObjCEnumerator(const Expr *E,
|
|
StringRef name, IdentifierInfo *&II) const {
|
|
if (!Ctx.getLangOpts().ObjC)
|
|
return false;
|
|
if (!E)
|
|
return false;
|
|
|
|
if (!II)
|
|
II = &Ctx.Idents.get(name);
|
|
|
|
if (const DeclRefExpr *DRE = dyn_cast<DeclRefExpr>(E->IgnoreParenImpCasts()))
|
|
if (const EnumConstantDecl *
|
|
EnumD = dyn_cast_or_null<EnumConstantDecl>(DRE->getDecl()))
|
|
return EnumD->getIdentifier() == II;
|
|
|
|
return false;
|
|
}
|
|
|
|
Selector NSAPI::getOrInitSelector(ArrayRef<StringRef> Ids,
|
|
Selector &Sel) const {
|
|
if (Sel.isNull()) {
|
|
SmallVector<IdentifierInfo *, 4> Idents;
|
|
for (ArrayRef<StringRef>::const_iterator
|
|
I = Ids.begin(), E = Ids.end(); I != E; ++I)
|
|
Idents.push_back(&Ctx.Idents.get(*I));
|
|
Sel = Ctx.Selectors.getSelector(Idents.size(), Idents.data());
|
|
}
|
|
return Sel;
|
|
}
|
|
|
|
Selector NSAPI::getOrInitNullarySelector(StringRef Id, Selector &Sel) const {
|
|
if (Sel.isNull()) {
|
|
IdentifierInfo *Ident = &Ctx.Idents.get(Id);
|
|
Sel = Ctx.Selectors.getSelector(0, &Ident);
|
|
}
|
|
return Sel;
|
|
}
|